Filtration header



FIG. 1 is a plan view from front;

FIG. 2 is a plan view from back;

FIG. 3 is a plan view from left side;

FIG. 4 is a plan view from right side;

FIG. 5 is a plan view from top;

Fig, 6 is a plan view from bottom;

FIG. 7 is an isometric view from top right;

FIG. 8 is an isometric view from bottom right;

FIG. 9 is an isometric view from top left;

FIG. 10 is an isometric view from bottom left;

FIG. 11 is a top view; and,

FIG. 12 is a cross-sectional view taken along line A-A in FIG. 11.

CLAIM We claim the ornamental design for a filtration header, as shownand described.